OpenTechnical

OT-2026-000057158

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000057158) never changes.

Identity and time

Publication numberOT-2026-000057158 · never reused
Internal UUID01a0ae87-d5ba-784f-93f2-bbbf1a2791b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057158
StatusPUBLIC

Content hashes

Canonical text959fd48f79995f1d80835e79d876e80e3dc1efd3ba753e94de04833f0c8e9ed0
Markdownb9d04619320712b584fcc19a58cfe5f3ebf6796e77388afabdf9c835a631b18e
PDF
Publication page2085cdf33e127d2e92824bacb2476019d1aa8af1bb91e1813c1acd2c16e90733
Manifest4724efd9ef87e955dec2f6d9611ea7ae77344364736bd5d3603e7dbe4dd14a61

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureCBJk3TLhGqWx9MxUsU1uyYDpzqQWkiOboodZGFIk5CVnT8vz5+SkDhV3RIzSwCiNh1UcPd5i6N2s9c0xXySzCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:10.076327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057158
observed 2085cdf33e127d2e92824bacb2476019...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:10.058971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057158/manifest.json
observed 4724efd9ef87e955dec2f6d9611ea7ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:10.041667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057158/publication.md
observed b9d04619320712b584fcc19a58cfe5f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:09.997597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057158/publication.txt
observed 959fd48f79995f1d80835e79d876e80e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:17.393528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057158
observed 2085cdf33e127d2e92824bacb2476019...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:17.376633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057158/manifest.json
observed 4724efd9ef87e955dec2f6d9611ea7ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:17.335416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057158/publication.md
observed b9d04619320712b584fcc19a58cfe5f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:17.293779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057158/publication.txt
observed 959fd48f79995f1d80835e79d876e80e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.