OpenTechnical

OT-2026-000088577

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000088577) never changes.

Identity and time

Publication numberOT-2026-000088577 · never reused
Internal UUID01a0ae9b-8f0f-75df-9864-a6a9632a73e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088577
StatusPUBLIC

Content hashes

Canonical text3ef6838c25f1d13971d23b656a32731e9a62e23060f5601b6d6c496ece074e9b
Markdownbfdac60f7aa2dcf24033da2afd678c5843a4d26d2870e3a27f84dc4a1e22855a
PDF
Publication pagea6fbd79e1cada481f5f947132fd24dfb07c5a4c67b5d4f6ca4f0852ebad1ef42
Manifest72d5ec12aff609600774e9a370ddde4dc46049c2576287b9dfd3434f820d2993

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
SignaturedZ7fQST/sRYUrNGz8pALKkpe975C2RBKBnvVNEHS5reOOpsA7j24ZU/26zYV/jegQKUivAlIy3/PjQBeTs3qBg==
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

2026-09-17T09:47:46.062074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088577
observed a6fbd79e1cada481f5f947132fd24dfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:46.045467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088577/manifest.json
observed 72d5ec12aff609600774e9a370ddde4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:46.028861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088577/publication.md
observed bfdac60f7aa2dcf24033da2afd678c58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:46.011776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088577/publication.txt
observed 3ef6838c25f1d13971d23b656a32731e...
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.