OpenTechnical

OT-2026-000058661

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single 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-2026-000058661) never changes.

Identity and time

Publication numberOT-2026-000058661 · never reused
Internal UUID01a0ae88-f39d-7401-9343-e29a3beef0f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058661
StatusPUBLIC

Content hashes

Canonical text2ff4b76a45b919c02e634b7261b6617963961caae6ebeb0c9ff5a9eeb6ef3caf
Markdownaadc90cbc8a2f1519343fedfa325dcbb8f1da844501e2d645377c20b689dd287
PDF
Publication page132d20cbfe2798512c4ba85452322e4ca76ac023127a2ef654b65a1fa3292d4a
Manifestf9854c391a466af9c65c666025f962273517abcc34b2d3e25e1d32ffcf5bf7de

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
SignaturegVf2M7m2WvndBxeqXZjiApolpxd/ye4DHZ0O0Tn1NyvFxqC6TL4Ev2tQG7t+IGT42VjB70wIqVSiV7Rus6xDDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:10.607606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058661
observed 132d20cbfe2798512c4ba85452322e4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:10.590331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058661/manifest.json
observed f9854c391a466af9c65c666025f96227...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:10.570690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058661/publication.md
observed aadc90cbc8a2f1519343fedfa325dcbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:10.552290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058661/publication.txt
observed 2ff4b76a45b919c02e634b7261b66179...
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.