OpenTechnical

OT-2026-000073002

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented before set-down, on a tool changer

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-2026-000073002) never changes.

Identity and time

Publication numberOT-2026-000073002 · never reused
Internal UUID01a0ae92-c815-758c-8999-09e7ced26608 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:10.336919Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073002
StatusPUBLIC

Content hashes

Canonical textd40f75554e7239e81b8c829526103e7a155efe6fb263adca544e0ca084b51c74
Markdown49fb1666242ed13cd3674880290d72e1f70b2c36c4c8e857a8eea792cd6fdb4c
PDF
Publication page3bf087a09a4e6f789e6a671a9365c48377836b1128dd74516833b22527736e02
Manifestc9de95c5345479d43513ec82fa90a37682a74bc00a6bb7482f8942ea30ab6562

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
Signaturej/FmapXk8W7NQ5RveJXrBkOmtfVayLBNzzfhaEfLje77qM1fBP9bU4v2UIyDwAzF/93T9iQ+eeB/eOzNGxW9BA==
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

2026-09-17T10:21:56.194959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073002
observed 3bf087a09a4e6f789e6a671a9365c483...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:56.177551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073002/manifest.json
observed c9de95c5345479d43513ec82fa90a376...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:56.159990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073002/publication.md
observed 49fb1666242ed13cd3674880290d72e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:56.142968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073002/publication.txt
observed d40f75554e7239e81b8c829526103e7a...
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.