OpenTechnical

OT-2026-000094625

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000094625) never changes.

Identity and time

Publication numberOT-2026-000094625 · never reused
Internal UUID01a0ae9f-2deb-7124-8269-31cab38218ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094625
StatusPUBLIC

Content hashes

Canonical text0bb0398ef59f470641a45e71df4d39370d0cc3e3aa1d4158ed9bee7ce523b1d3
Markdown4dac3e1beeb7c59361b018ab42a9e4a890c5294a8091f9be32d2bce68c4b807b
PDF
Publication page81b413a5177e1ac6dad8e51b549ef37a60c8442b10436c89c3f804ba2499c66a
Manifest4100b6549d887081856f0183f42ab01962a27063f62bb86d56c04640c60e04a6

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
Signature8vLZBF9ppCEMIYAyoQ90FVNr6HDyJ/a0TJCU0A4vtTrX87ZD4a4J7akKa7cMVfbpEkllXH6YQPkJcHvAi4EnAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:03.813343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094625
observed 81b413a5177e1ac6dad8e51b549ef37a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:03.798061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094625/manifest.json
observed 4100b6549d887081856f0183f42ab019...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:03.782313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094625/publication.md
observed 4dac3e1beeb7c59361b018ab42a9e4a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:03.764623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094625/publication.txt
observed 0bb0398ef59f470641a45e71df4d3937...
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.