OpenTechnical

OT-2026-000007915

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000007915) never changes.

Identity and time

Publication numberOT-2026-000007915 · never reused
Internal UUID01a0ae6a-908a-79bf-acae-214de631a8d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007915
StatusPUBLIC

Content hashes

Canonical text53c9ff207bb19dc7b3ea100b4bb65c6f787aae06efbdfeadddf0a7f3a4539115
Markdowne923f72931bd799a8ef8ac9b93a891ee2720d729407e7e3b02682b28f831416c
PDF
Publication page3bfd688f2552d62a5d51fc58f4a78054f2374e97d047f618f8dc89fe8f971586
Manifest9a1170aff77faeff073f5baf0fc7e851826df5ae08f1525a52d6f29e8f187dd4

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
Signature4UqawHHGxXq8MPIGJagkyWlWLZOo33ELbSqfcLg+qpFvuP2wc5CrzVSEdQ2jardb/V3lrnQHHAKAnmUr7dFXCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:23.294350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007915
observed 3bfd688f2552d62a5d51fc58f4a78054...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:23.276249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007915/manifest.json
observed 9a1170aff77faeff073f5baf0fc7e851...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:23.248859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007915/publication.md
observed e923f72931bd799a8ef8ac9b93a891ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:23.229425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007915/publication.txt
observed 53c9ff207bb19dc7b3ea100b4bb65c6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:01.983544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007915
observed 3bfd688f2552d62a5d51fc58f4a78054...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:01.965456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007915/manifest.json
observed 9a1170aff77faeff073f5baf0fc7e851...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:01.947550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007915/publication.md
observed e923f72931bd799a8ef8ac9b93a891ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:01.927959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007915/publication.txt
observed 53c9ff207bb19dc7b3ea100b4bb65c6f...
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.