OpenTechnical

OT-2026-000059890

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000059890) never changes.

Identity and time

Publication numberOT-2026-000059890 · never reused
Internal UUID01a0ae89-ec26-75b3-9fcc-b12a72fd8888 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059890
StatusPUBLIC

Content hashes

Canonical text3e4fd574186ef861f4cab8a5f628106a320ef4a205c215e30181d2a650dc1361
Markdownbd0a4707b3fa05427a46a31fd0b6a9ab4018fbb19d7f1428fc51828afb5aaffa
PDF
Publication page4115f270ae260c9a70015538e5b6758baed5bf2329763a0dcca811af799d9db6
Manifest378c2803921f0deaa490cbb63bb34986ba67d68cc327ec7a5c2060af6b321a56

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
SignatureSkqZiU0GuhykKkHkyaZVGZNnak/P41xr60w87tRhwewIP+7H5NkzFZ/TbWZlpxgJ/pdviiVqMKFFrDhbs/o8Cw==
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...

Independent retrieval

2026-09-17T10:44:38.998795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059890
observed 4115f270ae260c9a70015538e5b6758b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:38.981631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059890/manifest.json
observed 378c2803921f0deaa490cbb63bb34986...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:38.964505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059890/publication.md
observed bd0a4707b3fa05427a46a31fd0b6a9ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:38.947361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059890/publication.txt
observed 3e4fd574186ef861f4cab8a5f628106a...
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.