OpenTechnical

OT-2026-000067877

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000067877) never changes.

Identity and time

Publication numberOT-2026-000067877 · never reused
Internal UUID01a0ae8f-c4fc-7798-80fc-85be393358b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067877
StatusPUBLIC

Content hashes

Canonical text96d0a718b989f38d488abf09a62ed41e08637bf3136f20fe97111cdcbf137160
Markdown4af642f750c0218da4e83595757b7543e618efc93bf328a252559a05007eb755
PDF
Publication page357e7e7122142de6b85fb2655fd0195698ae19e109ac1fe25e7bd78f2700bdb0
Manifestf91b51a9d3470d0c64c767bb801d5fbdcaa293f04057eaac8f030e7f28af7e6b

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
SignatureTAvlGFA794J/OTI5jh2NyXNbAWsSmsO8VGDlmGhOrJAwRD3qgXEcZ6aAQEj84EFCXfCy7jFbnvB9M8d53pkBDg==
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

2026-09-17T10:30:16.000495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067877
observed 357e7e7122142de6b85fb2655fd01956...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:15.978719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067877/manifest.json
observed f91b51a9d3470d0c64c767bb801d5fbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:15.955981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067877/publication.md
observed 4af642f750c0218da4e83595757b7543...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:15.934160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067877/publication.txt
observed 96d0a718b989f38d488abf09a62ed41e...
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.