OpenTechnical

OT-2026-000006426

Publication integrity record

Vacuum cup gripper, two outlet manifold, ejector fed, 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-2026-000006426) never changes.

Identity and time

Publication numberOT-2026-000006426 · never reused
Internal UUID01a0a95a-d057-7e41-b7d3-6a91fe2cfc50 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:34:56.218030Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006426
StatusPUBLIC

Content hashes

Canonical text4b16eb494241bc8a4d1e740a3329c15c57b4c8abb6835c889c1694e0bc597a81
Markdown75a3defdfd7ea697fb91818a33ae3ab125b0f7ff29d18481ac9f55ac9636b608
PDF
Publication page6399d87b48d97d9bdd515f4a9f7371be680a3a5fce6889a249f2810914fea964
Manifest9517c3e1474261aa7cf2485adda09092925590d35d6c4fae381478510a8d48fb

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
SignatureZZaQJZA75AVyBKWUWZf58NWQYoz+wsiSQnheptAbzrYdouDkaNOSSlup7/JxEQr8iBwyKyMmg679ZHyMec5iBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:43:00.437484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006426
observed 6399d87b48d97d9bdd515f4a9f7371be...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-16T08:42:59.945139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006426/manifest.json
observed 9517c3e1474261aa7cf2485adda09092...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-16T08:42:58.928781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006426/publication.md
observed 75a3defdfd7ea697fb91818a33ae3ab1...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-16T08:42:58.185947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006426/publication.txt
observed 4b16eb494241bc8a4d1e740a3329c15c...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-16T08:40:18.956689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006426
observed 6399d87b48d97d9bdd515f4a9f7371be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:18.942111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006426/manifest.json
observed 9517c3e1474261aa7cf2485adda09092...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:18.928859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006426/publication.md
observed 75a3defdfd7ea697fb91818a33ae3ab1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:18.914252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006426/publication.txt
observed 4b16eb494241bc8a4d1e740a3329c15c...
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.