OpenTechnical

OT-2026-000079935

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, sustained 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-2026-000079935) never changes.

Identity and time

Publication numberOT-2026-000079935 · never reused
Internal UUID01a0ae96-4377-779c-ac5f-2a64bcd110c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079935
StatusPUBLIC

Content hashes

Canonical text99fe4ca7226e7706ac1defb9e96bfa9c0d4837fd3ca849be7585c30134319573
Markdownb7d2e69041256b1d7dbc7f56a770f8ce1eb71af87a39c56965082ca7f101adc1
PDF
Publication page30a095a823c1b22c01fb822f6700cdc8dc4e35b7a4264a9e4ceaa63a50d1fc58
Manifestc4f8fb2e2210af72c3350b3dda6272434351a635e398f9081cab14cc08b1d277

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
Signature2qeNBsRRxZE7tMCsqE9MtagK7uaBIQ4y5aPqUrpn8TiLlGRKbCl3bfbxj5lsy8EXUSOS706mFk7sYk3nk8jbCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:03:50.346896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079935
observed 30a095a823c1b22c01fb822f6700cdc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:50.329555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079935/manifest.json
observed c4f8fb2e2210af72c3350b3dda627243...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:50.310952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079935/publication.md
observed b7d2e69041256b1d7dbc7f56a770f8ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:50.291199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079935/publication.txt
observed 99fe4ca7226e7706ac1defb9e96bfa9c...
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.