OpenTechnical

OT-2026-000074236

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000074236) never changes.

Identity and time

Publication numberOT-2026-000074236 · never reused
Internal UUID01a0ae93-7178-714a-9245-5c8432a0d1f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074236
StatusPUBLIC

Content hashes

Canonical text1f415f8a2efa0a4f2db56a9c22359614df143b0c852c45402d648bbb5db81124
Markdowna00d080cfa532027ea2b703cf41f0faa141b9f572916a7e6345d1dee14c85b3c
PDF
Publication page543b8636f02cef0b3b035d791025ed39261ba4ad2b2219922c405449ef07fc14
Manifestacff30387a0ac5d6f252007962c62eb989529e3a4c223898dc768534da90540e

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
SignatureZXS0fgOvcv21W88rups2P7R8LOfRPeaJpImmR5obuL47tM9JyJnM+nogLTKhDK7YjVA6tyf7+opRo9Thjo5WBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:19:06.440687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074236
observed 543b8636f02cef0b3b035d791025ed39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:06.420682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074236/manifest.json
observed acff30387a0ac5d6f252007962c62eb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:06.401094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074236/publication.md
observed a00d080cfa532027ea2b703cf41f0faa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:06.383282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074236/publication.txt
observed 1f415f8a2efa0a4f2db56a9c22359614...
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.