OpenTechnical

OT-2026-000033935

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000033935) never changes.

Identity and time

Publication numberOT-2026-000033935 · never reused
Internal UUID01a0ae75-df0b-7f02-a364-a38a9ea6fe92 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033935
StatusPUBLIC

Content hashes

Canonical text9e2e179f74c0e459847cd1fad0f38b34c4b7b0f31f365ab0d345646afc0946cf
Markdown0a2c666ca27b75ba9b5ece1744e791e9bbbc7037edf6cca1a9616e22f3e9eb2c
PDF
Publication pagea5b4e2a366a67b7e70d0ab435a4c50c95de68f457a6ef6fec87165a08b8fdfa4
Manifestb32d073d54aaa46b4bbc693beed7f81dc60fa021386123feecd141a25203d38a

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
SignatureogG5dW0rwX3NJxVaBTP10Spzwf/w94Q8a/MM3FI0DxBdKsmpQPR4TaISURwuHlM0rblxfKw7kzm9WEVwlSfJBA==
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

2026-09-17T11:30:47.366453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033935
observed a5b4e2a366a67b7e70d0ab435a4c50c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:47.348857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033935/manifest.json
observed b32d073d54aaa46b4bbc693beed7f81d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:47.332813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033935/publication.md
observed 0a2c666ca27b75ba9b5ece1744e791e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:47.315472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033935/publication.txt
observed 9e2e179f74c0e459847cd1fad0f38b34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:02.310282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033935
observed a5b4e2a366a67b7e70d0ab435a4c50c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:02.286818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033935/manifest.json
observed b32d073d54aaa46b4bbc693beed7f81d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:02.259355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033935/publication.md
observed 0a2c666ca27b75ba9b5ece1744e791e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:02.240588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033935/publication.txt
observed 9e2e179f74c0e459847cd1fad0f38b34...
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.