OpenTechnical

OT-2026-000076656

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold 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-2026-000076656) never changes.

Identity and time

Publication numberOT-2026-000076656 · never reused
Internal UUID01a0ae94-b06e-7156-9175-4c533103fb16 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076656
StatusPUBLIC

Content hashes

Canonical text4ebbfaadb99a5a2e9207a46e3cb09abcd1f6b5b6ec7bc212503455b616e60dd0
Markdown8aed74357b83d220c8fa33cb6edfc7833caf0cdc691d3b4f0e004f01fe879459
PDF
Publication pagec89f1bd714bfcc149c227d9516aa1358a111e6030c5e2ed5455a2687e45781d3
Manifestea458487ba07baf7fc597b612c1884bae5dfc016b3ef7f20f4f3abd839121772

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
SignatureW5X33B0j1yoyOL2tnIDS6UBQWzVIn48zCcbSKCSupZadSvYBOP4KY8sRYwo95sMpAYyozJWB/qE6siOL8SH7CQ==
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

2026-09-17T10:09:24.108621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076656
observed c89f1bd714bfcc149c227d9516aa1358...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:24.087406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076656/manifest.json
observed ea458487ba07baf7fc597b612c1884ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:24.061160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076656/publication.md
observed 8aed74357b83d220c8fa33cb6edfc783...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:24.040344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076656/publication.txt
observed 4ebbfaadb99a5a2e9207a46e3cb09abc...
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.