OpenTechnical

OT-2026-000054247

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000054247) never changes.

Identity and time

Publication numberOT-2026-000054247 · never reused
Internal UUID01a0ae85-b3a9-79b9-97d2-da78f4fe808a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054247
StatusPUBLIC

Content hashes

Canonical textcc305279d04ac8a3559fafd3b2ebf8f783c51a9fcb111389715d7d4700503217
Markdown7df0edfd3c2a9e7750aa9bbed16264500ec72124b9741886d247cd41a964bc55
PDF
Publication pagef786a0d677e8fc8596f2cbdb6806b66966dee94a2b245ae6cb2691458e1e7b43
Manifestd8d58296a82f827c53847127a3b9a750d9012129c0f611a2c2057b8619ce8a07

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
SignatureZaeqV/IMMceklFM/NaaZuhyZvItJphFVQ4Xme5vZbnkeazhZCdVorWYYw8oYFCnCN1fYzOFUes9x0qcqoZ1XAg==
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

2026-09-17T10:56:27.958016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054247
observed f786a0d677e8fc8596f2cbdb6806b669...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:27.940979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054247/manifest.json
observed d8d58296a82f827c53847127a3b9a750...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:27.923725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054247/publication.md
observed 7df0edfd3c2a9e7750aa9bbed1626450...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:27.906644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054247/publication.txt
observed cc305279d04ac8a3559fafd3b2ebf8f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:40.347487ZHTTP 502 · ERROR
https://opentechnical.org/p/OT-2026-000054247
observed ...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:40.333611ZHTTP 502 · ERROR
https://opentechnical.org/p/OT-2026-000054247/manifest.json
observed ...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:40.319499ZHTTP 502 · ERROR
https://opentechnical.org/p/OT-2026-000054247/publication.md
observed ...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:40.304997ZHTTP 502 · ERROR
https://opentechnical.org/p/OT-2026-000054247/publication.txt
observed ...
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.