OpenTechnical

OT-2026-000026814

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000026814) never changes.

Identity and time

Publication numberOT-2026-000026814 · never reused
Internal UUID01a0ae72-3451-777e-b056-adbdcc5b5f5b · 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-2026-000026814
StatusPUBLIC

Content hashes

Canonical text991f4c9abce2ba34b6a443df83503e9679d04c21e5761198e0019e04608f428d
Markdown45f2f9a2a84059292ccfbcbec9fd8defd9901f12c6e4702a4b6f9a5fd1be5b5c
PDF
Publication page8d118c669b227c69f0600197594f22b6563f79eb63878f75b5f849f8443edd38
Manifeste3815db1875cde1d362713db84ffd5c24d0e09694b4ed53761050939c35b2a0b

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
SignaturenKHmxdmEs4ZIZmGTkxpDJaX3/rIzkXQGUMHXW81EcI9vIoS3bbF3/NA0cfLA8Ix2UMIViah/RLRj6rFcnrgeBg==
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

2026-09-17T11:43:23.700347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026814
observed 8d118c669b227c69f0600197594f22b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:23.684417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026814/manifest.json
observed e3815db1875cde1d362713db84ffd5c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:23.666916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026814/publication.md
observed 45f2f9a2a84059292ccfbcbec9fd8def...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:23.649195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026814/publication.txt
observed 991f4c9abce2ba34b6a443df83503e96...
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.