OpenTechnical

OT-2026-000008270

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000008270) never changes.

Identity and time

Publication numberOT-2026-000008270 · never reused
Internal UUID01a0ae6a-908e-75f7-82f3-fe9fb71b9d31 · 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-2026-000008270
StatusPUBLIC

Content hashes

Canonical text48168c6b9b1d8b129fa5465547d62d96886d03b6cac9e3bf9ea9f86ec3c1922c
Markdowncdb54ae80e81a37c11f032955ad2d8658714762cb7fdeceec96cf59fd6d09c7d
PDF
Publication page51986a9832a6e5ff0b99d2be9285e68634741226da4e17ebc313da5eda533f21
Manifestb3fc175f6b5fce1ec724fe4c1eb9862c9a50e173d4c5b36166cb03736407028f

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
Signaturek8v3hQf/51AnG2sbsSTsSoXTjnLmzkke/19H+RJjTGg564oIAq5zzNIQsisiisx56NRAVgdwzCunsLFptH0mDQ==
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

2026-09-17T12:20:42.361981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008270
observed 51986a9832a6e5ff0b99d2be9285e686...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:42.342199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008270/manifest.json
observed b3fc175f6b5fce1ec724fe4c1eb9862c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:42.322102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008270/publication.md
observed cdb54ae80e81a37c11f032955ad2d865...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:42.302341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008270/publication.txt
observed 48168c6b9b1d8b129fa5465547d62d96...
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.