OpenTechnical

OT-2026-000027113

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, supply line 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-2026-000027113) never changes.

Identity and time

Publication numberOT-2026-000027113 · never reused
Internal UUID01a0ae72-3454-78d4-9b9c-be0a773363e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027113
StatusPUBLIC

Content hashes

Canonical text16e72a12ffc0a6f7812f37906beaa64952ad5e0ece367987fb5afd8268494e25
Markdownfe1a74293028f9025e0e310bcb906efae26f500be9ed7a8d6f04fd3551207ce9
PDF
Publication page70622a7d18aadcea9342ec331662903185da67648c18552cab91335b70f40f3a
Manifestdca0550e3458a93460ab8dcfa617ad8025d00df0111c35857eb357a1798b3aa8

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
Signaturef8E3bwIKYbl8TwndtNn05rnvhxZ1JySsV1bmxkE6W44f4K69LePwa/ozuLcvaryh8EXAiHm8YJkQU3QlTpuTCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:43:53.076916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027113
observed 70622a7d18aadcea9342ec3316629031...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:53.058985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027113/manifest.json
observed dca0550e3458a93460ab8dcfa617ad80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:53.040846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027113/publication.md
observed fe1a74293028f9025e0e310bcb906efa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:53.025187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027113/publication.txt
observed 16e72a12ffc0a6f7812f37906beaa649...
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.